Bysayingthesefiguresareconservative(Line1,paragraph3),DrWormmeansthat
A.fishingtechnologyhasimprovedrapidlyB.thencatch-sizesareactuallysmallerthenrecordedC.themarinebiomasshassufferedagreaterlossD.thedatacollectedsofarareoutofdate.
正确答案:C
Bysayingthesefiguresareconservative(Line1,paragraph3),DrWormmeansthat
A.fishingtechnologyhasimprovedrapidlyB.thencatch-sizesareactuallysmallerthenrecordedC.themarinebiomasshassufferedagreaterlossD.thedatacollectedsofarareoutofdate.
正确答案:C